Web highlighter for iPad Safari has the following features:

To install web highlighter for iPad Safari:

Create a bookmark on iPad Safari's bookmark bar using the following as web address

To do this, you have to first create a bookmark on the bookmark bar, using any web address and name it properly, e.g. Web Highlighter, and then revise the web address of that bookmark using the code snip above. ( If you come from the setting of Diigo iPad App, the snip should already be copied to your clipboard, ready to be pasted.)